.my-container{
  nav{
    background: #64BFBB;
    padding: 10px 15px;
    color: #fff;
    em{
      font-size: 20px;
      font-style: normal;
    }
    .avatar{
      text-align: center;
      &:after{
        content: '';
        display: inline-block;
        height: 100%;
        width: 1px;
        vertical-align: middle;
      }
      img{
        width: 60px;
        border-radius: 50%;
        vertical-align: middle;
      }
      .nickname{
        margin: 5px 0;
      }
    }
  }
}